System and method for motion processing in mobile devices

Abstract

A mobile device is disclosed. The mobile device comprises an inertial measurement unit (IMU), a magnetic field detector, a display screen, and a processing unit. The processing unit is operable to monitor directional data from the magnetic field detector. In response to directional data exceeding a predetermined threshold, the processing unit processes the graphic content based on the inertial motion data from the IMU. The controller then displays the graphic content on the display screen demonstrating graphic motion corresponding to the inertial motion data.

The invention claimed is: 
     
       1. A mobile device comprising:
 an inertial measurement unit (IMU) configured to measure inertial motion data; 
 a magnetic field detector configured to measure directional data; 
 a display screen configured to display graphic content, wherein the display screen is configured to receive a user input and quantify the user input as user motion; and 
 a processing unit communicatively coupled to the IMU, the magnetic field detector, and the display screen, wherein the processing unit is configured to:
 monitor the directional data; 
 in response to directional data exceeding a predetermined threshold, process the graphic content based on the inertial motion data; 
 control the graphic content in response to the user motion; and 
 display the graphic content on the display screen demonstrating a graphic motion controlled based on the inertial motion data and the user motion, wherein the graphic motion is controlled such that the user motion received from the user interface is prioritized over the inertial motion data during a temporal period. 
 
 
     
     
       2. The mobile device according to  claim 1 , wherein the prioritization comprises controlling the graphic motion of the graphic content in response to the user motion during the temporal period. 
     
     
       3. The mobile device according to  claim 1 , wherein the prioritization comprises suppressing the control of the graphic motion of the graphic to the inertial motion data during the temporal period. 
     
     
       4. The mobile device according to  claim 1 , wherein the inertial motion data comprises axial rotation data for a plurality of axes of rotation of the mobile device. 
     
     
       5. The mobile device according to  claim 4 , wherein processing the dimensional data based on the inertial motion data comprises manipulating the graphic content to rotate proportional to the axial rotation data. 
     
     
       6. A mobile device comprising:
 an inertial measurement unit (IMU) configured to measure inertial motion data, wherein the inertial motion data comprises axial rotation data for a plurality of axes of rotation of the mobile device; 
 a magnetic field detector configured to measure directional data; 
 a display screen configured to display graphic content; and 
 a processing unit communicatively coupled to the IMU, the magnetic field detector, and the display screen, wherein the processing unit is configured to:
 monitor the directional data; 
 in response to directional data exceeding a predetermined threshold, process the graphic content based on the inertial motion data, wherein processing the dimensional data of the graphic content based on the inertial motion data comprises manipulating the graphic content to rotate proportional to the axial rotation data; and 
 display the graphic content on the display screen demonstrating a graphic motion controlled based on the inertial motion data. 
 
 
     
     
       7. The mobile device according to  claim 6 , wherein the display screen is configured to receive a user input and quantify the user input as user motion. 
     
     
       8. The mobile device according to  claim 7 , wherein the processing unit is further configured to:
 control the graphic content in response to the user motion. 
 
     
     
       9. The mobile device according to  claim 8 , wherein the processing unit is further configured to:
 control of the graphic content such that the user motion received from the user interface is prioritized over the inertial motion data during a temporal period. 
 
     
     
       10. The mobile device according to  claim 9 , wherein the prioritization comprises controlling the graphic motion of the graphic content in response to the user motion during the temporal period. 
     
     
       11. The mobile device according to  claim 9 , wherein the prioritization comprises suppressing the control of the graphic motion of the graphic to the inertial motion data during the temporal period. 
     
     
       12. A method for displaying graphic content on a mobile device, the method comprising:
 measuring inertial motion data via an inertial measurement unit (IMU) configured to measure inertial motion data; 
 measuring directional data via a magnetic field detector; 
 receiving a user input and quantifying the user input as user motion via a display screen configured to display graphic content; and 
 via a processing unit:
 monitoring the directional data; 
 in response to directional data exceeding a predetermined threshold, processing the graphic content based on the inertial motion data; 
 processing the graphic content in response to the user motion; and 
 displaying the graphic content on the display screen demonstrating a graphic motion controlled based on the inertial motion data and the user motion, wherein the graphic motion is controlled such that the user motion received from the user interface is prioritized over the inertial motion data during a temporal period. 
 
 
     
     
       13. The method according to  claim 12 , wherein the prioritization comprises controlling the graphic motion of the graphic content in response to the user motion during the temporal period. 
     
     
       14. The method according to  claim 13 , wherein the prioritization comprises suppressing the control of the graphic motion of the graphic to the inertial motion data during the temporal period. 
     
     
       15. The method according to  claim 12 , wherein the inertial motion data comprises axial rotation data for a plurality of axes of rotation of the mobile device. 
     
     
       16. The method according to  claim 15 , wherein processing the dimensional data based on the inertial motion data comprises manipulating the graphic content to rotate proportional to the axial rotation data.